Initial commit

Makefile

@@ -80,7 +80,7 @@ build_tags_comma_sep := $(subst $(whitespace),$(comma),$(build_tags))
 
 # process linker flags
 ldflags += -X github.com/cosmos/cosmos-sdk/version.Name=cronos \
-	-X github.com/cosmos/cosmos-sdk/version.AppName=cronosd \
+	-X github.com/cosmos/cosmos-sdk/version.AppName=supernovad \
 	-X github.com/cosmos/cosmos-sdk/version.Version=$(VERSION) \
 	-X github.com/cosmos/cosmos-sdk/version.Commit=$(COMMIT) \
 	-X github.com/cosmos/cosmos-sdk/version.BuildTags=$(build_tags_comma_sep)
@@ -93,7 +93,7 @@ endif
 
 all: build
 build: check-network print-ledger go.sum
-	@go build -mod=readonly $(BUILD_FLAGS) -o $(BUILDDIR)/cronosd ./cmd/cronosd
+	@go build -mod=readonly $(BUILD_FLAGS) -o $(BUILDDIR)/supernovad ./cmd/cronosd
 
 install: check-network print-ledger go.sum
 	@go install -mod=readonly $(BUILD_FLAGS) ./cmd/cronosd

README.md

@@ -5,7 +5,7 @@ parent:
 
 
 <div align="center">
-  <h1> <img src="./assets/cronos.svg" alt="Cronos Logo" width="300px" /> </h1>
+  <h1> <img src="https://zenon.org/images/contents/phases/getting-started/network-of-momentum.png" alt="Zenon" width="240px" /> </h1>
 </div>
 <br />
 
@@ -39,7 +39,7 @@ parent:
 
 ## 1. Description
 
-**Cronos** is the Crypto.org EVM chain that aims to massively scale the DeFi ecosystem.
+**Supernova** is the first Zenon EVM based extension-chain.
 
 <a id="contributing" />
 
@@ -163,11 +163,6 @@ pystarport supervisorctl stop all
 
 ## 10. Useful links
 
-- [Project Website](http://cronos.org/)
-- [Technical Documentation](http://cronos.org/docs)
-- Community chatrooms (non-technical): [Discord](https://discord.gg/nsp9JTC) [Telegram](https://t.me/CryptoComOfficial)
-- Developer community channel (technical): [![Support Server](https://img.shields.io/discord/783264383978569728.svg?color=7289da&label=Cronos&logo=discord&style=flat-square)](https://discord.gg/pahqHz26q4)
 - [Ethermint](https://github.com/evmos/ethermint) by Tharsis
 - [Cosmos SDK documentation](https://docs.cosmos.network)
 - [Cosmos Discord](https://discord.gg/W8trcGV)
-- [Pystarport](https://github.com/crypto-com/pystarport/blob/main/README.md)

app/app.go

@@ -172,8 +172,9 @@ import (
 	_ "github.com/ethereum/go-ethereum/eth/tracers/native"
 )
 
+// EXTENSION-CHAIN
 const (
-	Name = "cronos"
+	Name = "supernova"
 
 	// AddrLen is the allowed length (in bytes) for an address.
 	//

cmd/cronosd/cmd/root.go

@@ -85,9 +85,10 @@ func NewRootCmd() *cobra.Command {
 		panic(err)
 	}
 
+	// EXTENSION-CHAIN
 	rootCmd := &cobra.Command{
 		Use:   app.Name + "d",
-		Short: "Cronos Daemon",
+		Short: "Supernova Daemon",
 		PersistentPreRunE: func(cmd *cobra.Command, _ []string) error {
 			// set the default command outputs
 			cmd.SetOut(cmd.OutOrStdout())

cmd/cronosd/config/prefix_mainnet.go

@@ -6,8 +6,9 @@ package config
 import sdk "github.com/cosmos/cosmos-sdk/types"
 
 const (
+	// EXTENSION-CHAIN
 	// Bech32Prefix defines the Bech32 prefix used for Cronos Accounts
-	Bech32Prefix = "crc"
+	Bech32Prefix = "x"
 
 	// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
 	Bech32PrefixAccAddr = Bech32Prefix

cmd/cronosd/config/prefix_testnet.go

@@ -6,8 +6,9 @@ package config
 import sdk "github.com/cosmos/cosmos-sdk/types"
 
 const (
+	// EXTENSION-CHAIN
 	// Bech32Prefix defines the Bech32 prefix used for Cronos Accounts
-	Bech32Prefix = "tcrc"
+	Bech32Prefix = "tx"
 
 	// Bech32PrefixAccAddr defines the Bech32 prefix of an account's address
 	Bech32PrefixAccAddr = Bech32Prefix

x/cronos/client/cli/tx.go

@@ -43,7 +43,7 @@ func GetTxCmd() *cobra.Command {
 	cmd.AddCommand(CmdConvertTokens())
 	cmd.AddCommand(CmdSendToCryptoOrg())
 	cmd.AddCommand(CmdUpdateTokenMapping())
-	cmd.AddCommand(CmdTurnBridge())
+	// cmd.AddCommand(CmdTurnBridge())
 	cmd.AddCommand(CmdUpdatePermissions())
 	cmd.AddCommand(MigrateGenesisCmd())
 	return cmd

x/cronos/keeper/msg_server.go

@@ -82,6 +82,22 @@ func (k msgServer) UpdateTokenMapping(goCtx context.Context, msg *types.MsgUpdat
 // TurnBridge implements the grpc method
 func (k msgServer) TurnBridge(goCtx context.Context, msg *types.MsgTurnBridge) (*types.MsgTurnBridgeResponse, error) {
 	return nil, nil
+
+	// EXTENSION-CHAIN
+	// Disable TurnBridge
+	return nil, errors.Wrap(sdkerrors.ErrUnauthorized, "msg sender is not authorized")
+	// ctx := sdk.UnwrapSDKContext(goCtx)
+
+	// check permission
+	// if !k.Keeper.HasPermission(ctx, msg.GetSigners(), CanTurnBridge) {
+	// 	return nil, errors.Wrap(sdkerrors.ErrUnauthorized, "msg sender is not authorized")
+	// }
+
+	// gravityParams := k.gravityKeeper.GetParams(ctx)
+	// gravityParams.BridgeActive = msg.Enable
+	// k.gravityKeeper.SetParams(ctx, gravityParams)
+
+	// return &types.MsgTurnBridgeResponse{}, nil
 }
 
 func (k msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {

x/cronos/simulation/genesis.go

@@ -12,6 +12,7 @@ import (
 	"github.com/crypto-org-chain/cronos/v2/x/cronos/types"
 )
 
+// EXTENSION-CHAIN
 const (
 	ibcCroDenomKey          = "ibc_cro_denom"
 	ibcTimeoutKey           = "ibc_timeout"

x/cronos/types/params.go

@@ -22,8 +22,12 @@ var (
 	KeyMaxCallbackGas = []byte("MaxCallbackGas")
 )
 
+// EXTENSION-CHAIN
 const (
-	IbcCroDenomDefaultValue    = "ibc/6B5A664BF0AF4F71B2F0BAA33141E2F1321242FBD5D19762F541EC971ACB0865"
+	// hash() representing a SHA256 hashing function returning a string
+	// ibc_denom := 'ibc/' + hash('path' + 'base_denom')
+	// sha256(transfer/channel-0/xznn) = 7C17F42EA0A975EA77611A8084EA11B1DF651E67C16C4AE6F99340566B04FDD1
+	IbcCroDenomDefaultValue    = "ibc/7C17F42EA0A975EA77611A8084EA11B1DF651E67C16C4AE6F99340566B04FDD1"
 	IbcTimeoutDefaultValue     = uint64(86400000000000) // 1 day
 	MaxCallbackGasDefaultValue = uint64(50000)
 )
@@ -45,6 +49,7 @@ func NewParams(ibcCroDenom string, ibcTimeout uint64, cronosAdmin string, enable
 }
 
 // DefaultParams is the default parameter configuration for the cronos module
+// EXTENSION-CHAIN
 func DefaultParams() Params {
 	return Params{
 		IbcCroDenom:          IbcCroDenomDefaultValue,

x/cronos/types/types.go

@@ -13,13 +13,15 @@ var (
 	TenPowTen = Ten.Exp(Ten, Ten, nil)
 )
 
+// EXTENSION-CHAIN
 const (
 	ibcDenomPrefix     = "ibc/"
 	ibcDenomLen        = len(ibcDenomPrefix) + 64
 	gravityDenomPrefix = "gravity0x"
 	gravityDenomLen    = len(gravityDenomPrefix) + 40
-	cronosDenomPrefix  = "cronos0x"
-	cronosDenomLen     = len(cronosDenomPrefix) + 40
+	cronosDenomPrefix  = "x0x"
+	// cronosDenomPrefix  = "cronos0x"
+	cronosDenomLen = len(cronosDenomPrefix) + 40
 )
 
 // IsValidIBCDenom returns true if denom is a valid ibc denom
@@ -53,7 +55,10 @@ func GetContractAddressFromDenom(denom string) (string, error) {
 	if strings.HasPrefix(denom, gravityDenomPrefix) {
 		contractAddress = denom[7:]
 	} else if strings.HasPrefix(denom, cronosDenomPrefix) {
-		contractAddress = denom[6:]
+
+		// EXTENSION-CHAIN
+		contractAddress = denom[1:]
+		// contractAddress = denom[6:]
 	}
 	if !common.IsHexAddress(contractAddress) {
 		return "", fmt.Errorf("invalid contract address (%s)", contractAddress)